| /* |
| * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "libavutil/arm/asm.S" |
| |
| .macro call_2x_pixels type, subp |
| function ff_\type\()_pixels16\subp\()_armv6, export=1 |
| push {r0-r3, lr} |
| bl X(ff_\type\()_pixels8\subp\()_armv6) |
| pop {r0-r3, lr} |
| add r0, r0, #8 |
| add r1, r1, #8 |
| b X(ff_\type\()_pixels8\subp\()_armv6) |
| endfunc |
| .endm |
| |
| call_2x_pixels avg |
| call_2x_pixels put, _x2 |
| call_2x_pixels put, _y2 |
| call_2x_pixels put, _x2_no_rnd |
| call_2x_pixels put, _y2_no_rnd |
| |
| function ff_put_pixels16_armv6, export=1 |
| push {r4-r11} |
| 1: |
| ldr r5, [r1, #4] |
| ldr r6, [r1, #8] |
| ldr r7, [r1, #12] |
| ldr_post r4, r1, r2 |
| strd r6, r7, [r0, #8] |
| ldr r9, [r1, #4] |
| strd_post r4, r5, r0, r2 |
| ldr r10, [r1, #8] |
| ldr r11, [r1, #12] |
| ldr_post r8, r1, r2 |
| strd r10, r11, [r0, #8] |
| subs r3, r3, #2 |
| strd_post r8, r9, r0, r2 |
| bne 1b |
| |
| pop {r4-r11} |
| bx lr |
| endfunc |
| |
| function ff_put_pixels8_armv6, export=1 |
| push {r4-r7} |
| 1: |
| ldr r5, [r1, #4] |
| ldr_post r4, r1, r2 |
| ldr r7, [r1, #4] |
| strd_post r4, r5, r0, r2 |
| ldr_post r6, r1, r2 |
| subs r3, r3, #2 |
| strd_post r6, r7, r0, r2 |
| bne 1b |
| |
| pop {r4-r7} |
| bx lr |
| endfunc |
| |
| function ff_put_pixels8_x2_armv6, export=1 |
| push {r4-r11, lr} |
| mov r12, #1 |
| orr r12, r12, r12, lsl #8 |
| orr r12, r12, r12, lsl #16 |
| 1: |
| ldr r4, [r1] |
| subs r3, r3, #2 |
| ldr r5, [r1, #4] |
| ldr r7, [r1, #5] |
| lsr r6, r4, #8 |
| ldr_pre r8, r1, r2 |
| orr r6, r6, r5, lsl #24 |
| ldr r9, [r1, #4] |
| ldr r11, [r1, #5] |
| lsr r10, r8, #8 |
| add r1, r1, r2 |
| orr r10, r10, r9, lsl #24 |
| eor r14, r4, r6 |
| uhadd8 r4, r4, r6 |
| eor r6, r5, r7 |
| uhadd8 r5, r5, r7 |
| and r14, r14, r12 |
| and r6, r6, r12 |
| uadd8 r4, r4, r14 |
| eor r14, r8, r10 |
| uadd8 r5, r5, r6 |
| eor r6, r9, r11 |
| uhadd8 r8, r8, r10 |
| and r14, r14, r12 |
| uhadd8 r9, r9, r11 |
| and r6, r6, r12 |
| uadd8 r8, r8, r14 |
| strd_post r4, r5, r0, r2 |
| uadd8 r9, r9, r6 |
| strd_post r8, r9, r0, r2 |
| bne 1b |
| |
| pop {r4-r11, pc} |
| endfunc |
| |
| function ff_put_pixels8_y2_armv6, export=1 |
| push {r4-r11} |
| mov r12, #1 |
| orr r12, r12, r12, lsl #8 |
| orr r12, r12, r12, lsl #16 |
| ldr r4, [r1] |
| ldr r5, [r1, #4] |
| ldr_pre r6, r1, r2 |
| ldr r7, [r1, #4] |
| 1: |
| subs r3, r3, #2 |
| uhadd8 r8, r4, r6 |
| eor r10, r4, r6 |
| uhadd8 r9, r5, r7 |
| eor r11, r5, r7 |
| and r10, r10, r12 |
| ldr_pre r4, r1, r2 |
| uadd8 r8, r8, r10 |
| and r11, r11, r12 |
| uadd8 r9, r9, r11 |
| ldr r5, [r1, #4] |
| uhadd8 r10, r4, r6 |
| eor r6, r4, r6 |
| uhadd8 r11, r5, r7 |
| and r6, r6, r12 |
| eor r7, r5, r7 |
| uadd8 r10, r10, r6 |
| and r7, r7, r12 |
| ldrc_pre ne, r6, r1, r2 |
| uadd8 r11, r11, r7 |
| strd_post r8, r9, r0, r2 |
| it ne |
| ldrne r7, [r1, #4] |
| strd_post r10, r11, r0, r2 |
| bne 1b |
| |
| pop {r4-r11} |
| bx lr |
| endfunc |
| |
| function ff_put_pixels8_x2_no_rnd_armv6, export=1 |
| push {r4-r9, lr} |
| 1: |
| subs r3, r3, #2 |
| ldr r4, [r1] |
| ldr r5, [r1, #4] |
| ldr r7, [r1, #5] |
| ldr_pre r8, r1, r2 |
| ldr r9, [r1, #4] |
| ldr r14, [r1, #5] |
| add r1, r1, r2 |
| lsr r6, r4, #8 |
| orr r6, r6, r5, lsl #24 |
| lsr r12, r8, #8 |
| orr r12, r12, r9, lsl #24 |
| uhadd8 r4, r4, r6 |
| uhadd8 r5, r5, r7 |
| uhadd8 r8, r8, r12 |
| uhadd8 r9, r9, r14 |
| stm r0, {r4,r5} |
| add r0, r0, r2 |
| stm r0, {r8,r9} |
| add r0, r0, r2 |
| bne 1b |
| |
| pop {r4-r9, pc} |
| endfunc |
| |
| function ff_put_pixels8_y2_no_rnd_armv6, export=1 |
| push {r4-r9, lr} |
| ldr r4, [r1] |
| ldr r5, [r1, #4] |
| ldr_pre r6, r1, r2 |
| ldr r7, [r1, #4] |
| 1: |
| subs r3, r3, #2 |
| uhadd8 r8, r4, r6 |
| ldr_pre r4, r1, r2 |
| uhadd8 r9, r5, r7 |
| ldr r5, [r1, #4] |
| uhadd8 r12, r4, r6 |
| ldrc_pre ne, r6, r1, r2 |
| uhadd8 r14, r5, r7 |
| it ne |
| ldrne r7, [r1, #4] |
| stm r0, {r8,r9} |
| add r0, r0, r2 |
| stm r0, {r12,r14} |
| add r0, r0, r2 |
| bne 1b |
| |
| pop {r4-r9, pc} |
| endfunc |
| |
| function ff_avg_pixels8_armv6, export=1 |
| pld [r1, r2] |
| push {r4-r10, lr} |
| mov lr, #1 |
| orr lr, lr, lr, lsl #8 |
| orr lr, lr, lr, lsl #16 |
| ldrd r4, r5, [r0] |
| ldr r10, [r1, #4] |
| ldr_post r9, r1, r2 |
| subs r3, r3, #2 |
| 1: |
| pld [r1, r2] |
| eor r8, r4, r9 |
| uhadd8 r4, r4, r9 |
| eor r12, r5, r10 |
| ldrd_reg r6, r7, r0, r2 |
| uhadd8 r5, r5, r10 |
| and r8, r8, lr |
| ldr r10, [r1, #4] |
| and r12, r12, lr |
| uadd8 r4, r4, r8 |
| ldr_post r9, r1, r2 |
| eor r8, r6, r9 |
| uadd8 r5, r5, r12 |
| pld [r1, r2, lsl #1] |
| eor r12, r7, r10 |
| uhadd8 r6, r6, r9 |
| strd_post r4, r5, r0, r2 |
| uhadd8 r7, r7, r10 |
| beq 2f |
| and r8, r8, lr |
| ldrd_reg r4, r5, r0, r2 |
| uadd8 r6, r6, r8 |
| ldr r10, [r1, #4] |
| and r12, r12, lr |
| subs r3, r3, #2 |
| uadd8 r7, r7, r12 |
| ldr_post r9, r1, r2 |
| strd_post r6, r7, r0, r2 |
| b 1b |
| 2: |
| and r8, r8, lr |
| and r12, r12, lr |
| uadd8 r6, r6, r8 |
| uadd8 r7, r7, r12 |
| strd_post r6, r7, r0, r2 |
| |
| pop {r4-r10, pc} |
| endfunc |
